Tapping device.



H. HILDENBRAND.

TAPPING DEVICE.

APPLIogTIoN FILED 31511.29, 190B.

To all whom it may concern.'

1, and 7 a detail 'f the end of the spigo whichengages said plug, f

A cup-shaped metallicl bushing 10, adaptas' to move it'from the centerof lobe 30 to thev have invented new vand useful Improvements lalways beformed around it.

wall of bnshing 10, formed directly abov i UNITED sr-Aras PATENT OFFICETArPINeInEVIcE. No. 915,961. speeincationof Letters Patent.' patentedMarc'h 23,1909. y Application filed January 2a 190s.4 semina. 413,175.

frecesses 24- and giving the @tap a quarter 1 5e 1t known that 1, HENRYHILDENBRAND, i turn, lugs 23 are brought into engagement a. citizen ofGermany,- 'residing at New York l with lugs 25 and the tap is securelylocked city, Bronx, county and'State of New York," l to the plug. "Aboveplu@ 16 there is ii-tted'into the bushin Tapping Devices, of which thefollowing ing, a-pfa'ce p-ate `26 having a threadededge v1s aspecification which engages a corresponding thread 27 of hls inventionrelates to a metal tapping bushing 10. This face lplate is'provideddevice for barrels', which constitutes a 'xwith alarge opening 28ha vinga'pair ofcornture thereof, prevents leakage, and closes the f municating'lobular sections 29, 30. of

barrel automatically by the removal ofthe spigot to excludedirt from theempty barrels. In the accompanying drawing: `Figure 1 3,0 is centeredabove an'imperforate, section is a top view of my improved tapping deofbase plate12 and has a straight edge 32".'

rel is closed, plug` 16 is so positioned .that -lts tap-hole 21 is oitof alinement with ta -hole vice', showing it-closed Fig;4 2 a similarThe operations as follows: When theb rvlew, showing it open; Fig. 3a'section on line 3--3, Fig. 1.; Fig; 4 asection on line 4-4, Fig. 2,showing the tap in position; Fig. 5 a bottom view of. the face plate;Fig.\6 across To tap the barrel, spigot 22 is'thrust into section of therotary plug on lined-6, Fig.- opening-21 and given an axial quarterturn,

l 16. The spigot is then pushed sidewise, so ed to be tted, into abung-hole, has an excenter'oilobe 29, and'thus .carry it opposite teriorthread ll-for permanentengagment wlth the barrels The basel plate 12/ofbu'shwiththespigot,it willparta ing 10 is provided with an eccentrictap-hole ment of the latter, and will thus be so rotated 13,- which issurrounded by a cup-shaped'or as tobr'ing its opening 21-also oppositeopenl` approximately semi-spherical seat 14 formed "ing 1.3, and therebyopen the tap. When the within plate' 12. This seat accommodates vs igothas thus become centered in lobe 29, a a perforated metallic packingring 15, the

lower semi-ball-shaped face of, which snugly locke'd y with the undercutedge 31 of late 26,'

these, section 29.11as an undercut ed e 31, and is centered abovetap-hole 13. ectlon.

13' of plate 12, but iscentered within lo e30.

asabove described, to interlock it with plug' ange33 on the former' willbecome interv(its seat 14, so that while the packing isfree 'sotha'tthespigot' cannot possibly e Withf to vbe rocked, a liquid -tightbearing will drawn. as long as thetap is open. .When the The upperbarrel isempty, th`espigot is shifted from face of packingl is flatandthe packing is of center of lobe 2.9, to center of lobe 30, and suchVa height, or itis so seated, that it roe' thereby so moves p lug 16 thatits opening 21 jects to a slight extent above the top of p ate. isbrought out ofv registerwith opriling 13, i 12,' (Fig. 4).

. and the tap is thereby closed.

Within bushing 10 is inclosed a rotatablev spigot-has become centered inlobe 30, it can disk or plug 16 which bears upon packing 15, be readilydisconnected from lug 16 by a and holds it to its seat.

Plug 16 is`slightly quarter axial turn, and may t en vbe Withtapered toengage a correspondingly tapered Vdr'awn from thetapping devic e`.vDuring all positions of plug 16, andwhile the same is in A 'threadedringv 18 accommo- 'motion,it"w1llso'press upon packing 15, that plate12.

the latter always closes' ti dated by the rabbeted edge 19 of plug 16and engaging a thread 20 of bushing 10, holds seat Thus, 1n case 'the pugA is not :iccuthe plug rotatable to the rlatter.

Plug 1.6 rately seated, or does not move quite true, it has an eccentric'tapvhole 2l With which'the will slightly rock the packi g, so that atight lower end of a suitable spigot A22 may be injoint isalwaysmaintained between the plug terlocked.- As shown, sdpigot- 22 has a pairand' the bushing.

of: diametrically plac beveled lugs 23. 'Itwill be seen that in myimproved tapadapted to enter a-pair of corresponding re-v p ing devicethe vtap is readily opened by a cesses 24 of blug 16, and'to be projectobe. sideways movement of the spigot; that the neath a pair oi opposedbeveled lugs 25 of Vlatter' becomes lnterlocked with' the bung as saidplug. Thus, by passing lugs 23 into `long as the tap is open, so thatuntlmelv tly against its! l forated face plate lbushing having ,fficei).

and ineans structurally indepei-'ideiit of thc plug for locking arebrought into alineinent, substantiall)T as specified.

2. ln a device of the character described, a bushing having a 1'erforated base, a perforated plug rotatabe above said base, a perabofor-interlocking said )lug and face plate with a spigot, substantiallyas specified.

3. .ln a device of the character described, a a perforated base, aperforated lug rotatable above said base, and al ate above tlie plug,said face )late having an undercut opening alined wit i thebaseierforation, substantially as specified.

4. .Itri a device ofthe character described, a bushing having aperforated base, a perforated plug above said base, and a face plateabove the plug, said face plate having an opening composed of connectedlobular secthe spigot against witlidlawal when the plug and bushingapertures l ve the plug, and means tions, one of -which has an undercutedge, substantially as specified.

5. ln a device ofthe bushing having a perforated base, a perfo- 'ratedplug above t ie base, a packing intermediate base and plug, a perforatedface plate above the plug, and means for inter locking said plugr andlace plate with a spigot, substantiidly as specified.

(i. ln a device of thc character described, a

ibusliing having a perforated base, a balla spigot, substantial seatedperforated parking project ing upwardly therefrom, a

rotatable perforated plug adapted to engage the packing, a per-- jforated face plate aboi'e the plug, and means for interlocking said )lugand face plate with ly as specified.

7. A device. of the character described, comprising a bushingr having abase, :ind an eccentric cup-shaped tap hole in said base, a perforatedseini-ball-shaped ring engaging the tap hole and projecting above thebase, and an eeceiitrically perforated plug rotatably seated inthebushing and engaging the ring, substantially as specified.

Signed by nie at New York city, .\"La.iil1.-itan, N. Y., this 28th dayof January, 1905i.

HENRY i'llllilllCNBllANl). Witnesses: I

'FRANK v. Bniiisicrv, Aiious'i Mixen.

character described, a"

